A magnitude ML 0.7 earthquake occured in region: 4 km N Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6670, 13.2860 at 12 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Amatrice | RI | 4 | 2657 | 2657 |
Accumoli | RI | 5 | 667 | 3324 |
Cittareale | RI | 12 | 482 | 3806 |
Arquata del Tronto | AP | 12 | 1178 | 4984 |
Campotosto | AQ | 14 | 542 | 5526 |
Acquasanta Terme | AP | 15 | 2916 | 8442 |
Montereale | AQ | 16 | 2581 | 11023 |
Capitignano | AQ | 16 | 665 | 11688 |
Cortino | TE | 19 | 656 | 12344 |
Valle Castellana | TE | 19 | 977 | 13321 |
Rocca Santa Maria | TE | 20 | 537 | 13858 |
Montegallo | AP | 20 | 523 | 14381 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2019-04-20 20:09:04 |
42.6668 | 13.2863 | 12 | 2019-04-20 20:13:50 |
Sala Sismica INGV-Roma | 67796261 |
Field | Value |
---|---|
Time (UTC) | 2019-04-20 20:09:04 ± 0.08 |
Latitude | 42.6668 ± 0.0027 |
Longitude | 13.2863 ± 0.0086 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 67796261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 613 |
Semi-minor axis of confidence ellipse (meter) | 411 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 265 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 168 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23742 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 67796261 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-04-20 20:13:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMO1.EHZ. | 2019-04-20T20:09:13.39 | 0.1 | undecidable | manual | S | 7 | 25.9518 | 95 | -0.06 | 97 |
IV.TERO.HHZ. | 2019-04-20T20:09:13.54 | 0.3 | undecidable | manual | S | 101 | 26.3514 | 95 | -0.02 | 72 |
IV.FAGN.HHZ. | 2019-04-20T20:09:11.85 | 3.0 | negative | manual | P | -0.47 | 0 | |||
IV.RM33.EHZ. | 2019-04-20T20:09:11.23 | 0.1 | undecidable | manual | S | 199 | 18.4704 | 101 | -0.24 | 96 |
IV.MMO1.EHZ. | 2019-04-20T20:09:09.47 | 0.1 | undecidable | manual | P | 7 | 25.9518 | 95 | -0.01 | 98 |
IV.MTRA.EHZ. | 2019-04-20T20:09:09.99 | 0.1 | undecidable | manual | S | 42 | 13.3755 | 114 | -0.18 | 96 |
IV.TERO.HHZ. | 2019-04-20T20:09:09.63 | 0.1 | undecidable | manual | P | 101 | 26.3514 | 95 | 0.1 | 97 |
IV.RM33.EHZ. | 2019-04-20T20:09:08.37 | 0.1 | undecidable | manual | P | 199 | 18.4704 | 101 | 0.04 | 98 |
IV.SMA1.EHZ. | 2019-04-20T20:09:08.53 | 0.1 | undecidable | manual | S | 135 | 5.6943 | 148 | -0.08 | 100 |
IV.MTRA.EHZ. | 2019-04-20T20:09:07.70 | 0.1 | undecidable | manual | P | 42 | 13.3755 | 114 | 0.12 | 98 |
IV.SMA1.EHZ. | 2019-04-20T20:09:06.91 | 0.1 | undecidable | manual | P | 135 | 5.6943 | 148 | 0.23 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:0.6 | 0.00005745 | 0.2 | AML | other | m | 2019-04-20T20:09:08.64 |
IV.SMA1.EHE. | ML:0.8 | 0.00008465 | 0.22 | AML | other | m | 2019-04-20T20:09:09.20 |
IV.MTRA.EHE. | ML:0.9 | 0.00008180000000000001 | 0.12 | AML | other | m | 2019-04-20T20:09:10.15 |
IV.MTRA.EHN. | ML:0.8 | 0.0000616 | 0.12 | AML | other | m | 2019-04-20T20:09:10.08 |
IV.RM33.EHE. | ML:0.6 | 0.0000287 | 1.34 | AML | other | m | 2019-04-20T20:09:12.05 |
IV.RM33.EHN. | ML:0.6 | 0.00003145 | 0.86 | AML | other | m | 2019-04-20T20:09:12.95 |
IV.TERO.HHE. | ML:0.4 | 0.00001565 | 0.88 | AML | other | m | 2019-04-20T20:09:14.49 |
IV.TERO.HHN. | ML:0.7 | 0.0000234 | 0.06 | AML | other | m | 2019-04-20T20:09:14.52 |